Shahin Abdollahi Fakhim Associate professor, Pediatric Health Research Center, Department of Pediatrics otolaryngology, Tabriz University of Medical Sciences, Tabriz, Iran
Nikzad Shahidi Associate professor, Department of Otolaryngology, Tabriz University of Medical Sciences, Tabriz, Iran
Gelavizh Karimi Javan Instructor of Speech therapy, Department of Rehabilitation, Tabriz University of Medical Sciences, Tabriz, Iran
The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).
If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.
Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.